2012 Chevrolet Silverado 1500 Technical Service Bulletins

1,063 technical service bulletins (TSBs) are on record for the 2012 Chevrolet Silverado 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10254239Nov 1, 2014Body and structure. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting.
• 10252163Nov 1, 2014Equipment. XM Audio Traffic And Travel Link Availability And Operation.
• 10250082Nov 1, 2014Transmission and drivetrain. Information on Driveline Clunk Noise
• 10247748Nov 1, 2014Electrical system. Speedometer Needle Accuracy Information.
• 10247650Nov 1, 2014Electronic stability control. Unwanted Stability Activation and/or C0710.
• 10247093Nov 1, 2014Electrical system. Speedometer Needle Accuracy Information.
• 10247063Nov 1, 2014Visibility (wipers, defrost, mirrors). A/C Blows Warm Or Poor Performance.
• 10246569Nov 1, 2014Transmission and drivetrain. Information on Driveline Clunk Noise
• 10245951Nov 1, 2014Equipment. Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
• 10245289Nov 1, 2014Electronic stability control. Unwanted Stability Activation and/or C0710.
• 10074104Nov 1, 2014Transmission and drivetrain. Summary to be provided on a future date.
• 10072565Nov 1, 2014Equipment. Summary to be provided on a future date.
• 10081063Oct 27, 2014Equipment. 14262 - special coverage. On some hybrid 2-mode (hp2) vehicles, the accessory power module (apm) may not initialize when the vehicle is started in cold temperatures and the apm is cold. Once the apm warms up, it will initialize and perform as designed. However, during the time that the apm is not operational, it could result in a loss of power steering assist and the battery may not charge.
• 10112251Sep 24, 2014Engine cooling. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
• 10090589Sep 23, 2014Equipment. 14151 - customer satisfaction program (revised population, letter only). Information about customers overfilling their compressed natural gas (cng) tanks in cold weather in certain vehicles was previously sent. Additional 13 vehicles are added for which we do not have current owner name and address. A list is attached with invoicing business associate code, please use the list to assist with identifying the owner…
• 10142219Sep 18, 2014Electrical system, Body and structure. This informational bulletin provides information for an available BCM calibrations that would restore bulb outages when using a second stage manufacturer
• 10142215Sep 18, 2014Engine cooling. The purpose of this document is to provide the Service Personnel with a guide to determine which Service Information documents and scan tool parameters to reference when encountering an: Exhaust Fluid Quality Poor Message Displayed, and a Reductant Fluid Quality Test Status that will Pass, Time Out, Fail or Interrupt and other DEF Messages that may be observed.
• 10094823Sep 10, 2014Equipment. This preliminary bulletin provides a information on how to remove the seized temperature sensors from the dpf.
• 10254238Sep 1, 2014Body and structure. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting.
• 10247707Sep 1, 2014Body and structure, Other or unknown. Roof Beacon Inoperative.
• 10246592Sep 1, 2014Engine cooling. Information on Exhaust Fluid Range, Exhaust Fluid Quality Poor, Service Exhaust Fluid System or Service Emission System Driver Information Center Messages
• 10245346Sep 1, 2014Equipment. Roof Beacon Inoperative.
• 10070508Sep 1, 2014Engine cooling. Summary to be provided on a future date.
• 10138703Aug 28, 2014Engine cooling, Equipment. This informational bulletin advises of a new testing tool for EGR cooling pressure tester.
• 10138685Aug 20, 2014Tires, Electrical system. This preliminary bulletin provides a procedure to test and replace the remote transmitter to correct the customers concern of poor range, TPM indicator on.
• 10112160Aug 8, 2014Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partect for assistance. Technician can also contact Techline Customer Support Center for programming issues.
• 10112144Jul 31, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
• 10112142Jul 30, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
• 10112137Jul 30, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10112116Jul 17, 2014Engine cooling. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
• 10137833Jul 16, 2014Equipment, Engine cooling. This information bulletin advises of a new tool used to aid in installing Duramax glow plugs.
• 10137825Jul 9, 2014Engine, Equipment. This preliminary information bulletin provides a procedure to install an air temperature sensor package kit, to correct the customer concern for reduced engine power and /or MIL illuminated.
• 10137824Jul 8, 2014Equipment, Electrical system. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10112102Jul 8, 2014Electrical system. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10248444Jun 30, 2014Equipment. Vehicle Recalls
• 10126308Jun 26, 2014Suspension. This informational bulletin was created to aid the technician in diagnosing the difference between a shock or strut that has a fluid residule from a possible external source from a leaking shaft seal.
• 10126301Jun 24, 2014Equipment. This preliminary bulletin explains to the technician to use the vin when reprogramming the radio using the techline/service programming systems.
• 10126291Jun 18, 2014Visibility (wipers, defrost, mirrors). This preliminary bulletin provides a procedure on how to reset the power folding mirriors after they been folded manually, to fix the customers concern of the mirriors shaking or fluttering at normal driving speeds.
• 10126285Jun 16, 2014Equipment. This preliminary bulletin provides procedures on how to reset or refresh the XM radio receiver is the customers states that they only get a few channels.
• 10126280Jun 13, 2014Equipment. This preliminary bulletin provides a information to the dealer for the requirements need for equipment.
• 10126278Jun 12, 2014Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 10126275Jun 5, 2014Equipment. This information bulletin provides dealers with more information on how to better prep a vehicle for pre-delivery.
• 10125933Jun 3, 2014Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicle that have a Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0601, P0603, P0604, P062F or P1621 stored in the Transmission Control Module. Technician will need to ensure that the Diagnostic Trouble Codes are set in the Transmission Control Module. If the Diagnostic Trouble Codes are only set…
• 10253413Jun 1, 2014Fuel system. Duramax Fuel System Contamination Identification.
• 10247767Jun 1, 2014Equipment. Unwanted Alarm Sounding (GM Accessory Inclination Sensor Mounting)
• 10247738Jun 1, 2014Body and structure. Whistle Noise From Drivers Side A Pillar Area.
• 10247674Jun 1, 2014Electrical system. Service Charging System Message Or Low Volt Gauge Reading After Cold Start.
• 10247673Jun 1, 2014Electrical system. Service Charging System Message Or Low Volt Gauge Reading After Cold Start
• 10247112Jun 1, 2014Equipment. Unwanted Alarm Sounding (GM Accessory Inclination Sensor Mounting)
• 10247083Jun 1, 2014Body and structure. Whistle Noise From Drivers Side A Pillar Area.

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